sudo apt-get install  gcc-arm-linux-gnueabi

:~$ wget https://www.kernel.org/pub/linux/kernel/v2.5/linux-2.6.32.9.tar.bz2
:~$ tar xjvf linux-2.6.32.9.tar.bz2
:~$ export ARCH=arm
:~$ export CROSS_COMPILE=arm-linux-gnueabi-

make config...